mes-client/UAS_MES_YD/CustomControl/ValueLabel/ValueNumLabel.cs

using System.ComponentModel;

namespace UAS_MES_NEW.CustomControl.ValueLabel
{
    public partial class ValueNumLabel : System.Windows.Forms.Label
    {
        public ValueNumLabel()
        {
            InitializeComponent();
        }
        /// <summary>
        /// 防止返回空值转换时出错
        /// </summary>
        public override string Text
        {
            get
            {
                if (base.Text == "")
                {
                    return "0";
                }
                return base.Text;
            }
            set
            {
                base.Text = value;
            }
        }

        public ValueNumLabel(IContainer container)
        {
            container.Add(this);
            InitializeComponent();
        }
    }
}